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Finding the Fourth Proportional to 524.24, 786.87 and 195.51

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Solution

The fourth proportional to 524.24, 786.87 and 195.51 is: 293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.24 : 786.87 = 195.51 : x
  2. Step 2: Convert to fraction form
    524.24/786.87 = 195.51/x
  3. Step 3: Cross multiply
    524.24x = 786.87 × 195.51
  4. Step 4: Simplify right side
    524.24x = 153,839.48
  5. Step 5: Solve for x
    x = 153,839.48/524.24
  6. Step 6: Final answer
    x = 293.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.